diff --git a/apps/sequence/sequence.h b/apps/sequence/sequence.h
index e24847d68..359118379 100644
--- a/apps/sequence/sequence.h
+++ b/apps/sequence/sequence.h
@@ -43,7 +43,7 @@ public:
 private:
   constexpr static int k_maxRecurrentRank = 10000;
   constexpr static float k_maxNumberOfTermsInSum = 100000.0f;
-  constexpr static size_t k_dataLengthInBytes = 3*TextField::maxBufferSize()*sizeof(char)+2;
+  constexpr static size_t k_dataLengthInBytes = 3*TextField::maxBufferSize()*sizeof(char);
   static_assert((k_dataLengthInBytes & 0x3) == 0, "The sequence data size is not a multiple of 4 bytes (cannot compute crc)"); // Assert that dataLengthInBytes is a multiple of 4
   char symbol() const override;
   Type m_type;
diff --git a/apps/shared/function.h b/apps/shared/function.h
index 1acdae8ef..f03d75fb6 100644
--- a/apps/shared/function.h
+++ b/apps/shared/function.h
@@ -32,7 +32,7 @@ public:
 protected:
   mutable Poincare::Expression * m_expression;
 private:
-  constexpr static size_t k_dataLengthInBytes = TextField::maxBufferSize()*sizeof(char)+2;
+  constexpr static size_t k_dataLengthInBytes = TextField::maxBufferSize()*sizeof(char);
   static_assert((k_dataLengthInBytes & 0x3) == 0, "The function data size is not a multiple of 4 bytes (cannot compute crc)"); // Assert that dataLengthInBytes is a multiple of 4
   virtual char symbol() const = 0;
   char m_text[TextField::maxBufferSize()];
diff --git a/escher/include/escher/text_field.h b/escher/include/escher/text_field.h
index 638868cb2..dfeb7ab41 100644
--- a/escher/include/escher/text_field.h
+++ b/escher/include/escher/text_field.h
@@ -64,7 +64,12 @@ protected:
     KDCoordinate charWidth();
     void deleteCharPrecedingCursor();
     View * subviewAtIndex(int index) override;
-    constexpr static int k_maxBufferSize = 50;
+    /* In some app (ie Calculation), text fields record expression results whose
+     * lengths can reach 70 (ie
+     * [[1.234567e-123*e^(1.234567e-123*i), 1.234567e-123*e^(1.234567e-123*i)]]).
+     * In order to be able to record those output text, k_maxBufferSize must be
+     * over 70. */
+    constexpr static int k_maxBufferSize = 100;
   private:
     int numberOfSubviews() const override;
     void layoutSubviews() override;